Assembly instructions for kit #15
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Assembly Instructions: Kit #15
Conventional Brushed Motor
1. Leave about 3" (7-8 cm) and wind the wire 10-35 times around the AA battery. You do not
have to be neat as some randomness does not affect the motor performance and may help
the coil to hold its shape better. Leave 3" (7-8 cm) at the other end of the coil.
2. Carefully remove the battery and wrap the ends around the coil 2-3 times to hold the coil
together with both ends extending perpendicular to the coil as shown below. The ends
should be aligned in a straight line to form a good axle. This step requires a lot of accuracy
because the balance of the coil is extremely important.